DENVER (KDVR) — The death of a gray wolf during routine collaring operations in Routt County last month was caused by acute cardiogenic shock, according to a necropsy and mortality report released ...

In Yellowstone National Park — where gray wolves were reintroduced starting in 1995 — researchers have gone back and forth on whether the restoration of wolves has impacted the ecosystem. The idea is ...

Add Yahoo as a preferred source to see more of our stories on Google. Black wolves, a color variant of gray wolves, roam North American forests, mountains, and tundra in packs. Their dark fur, linked ...

The gray wolf population in Washington has experienced positive growth since breeding pairs returned to the state in 2008. That positive growth was unexpectedly stunted in 2024 when the population ...

ORR, Minn. — The first clue was the flock of ravens. Tom Gable spotted the birds while driving to work. He pulled over and saw what they were circling: a rib cage poking out of the fresh dusting of ...

TUCSON, Ariz.— U.S. Rep. Paul Gosar (R-Ariz.) introduced legislation this week to remove the Mexican gray wolf from the endangered species list, which would effectively end recovery efforts for this ...

ALBANY, N.Y. (NEXSTAR) — Scientists confirmed that a large animal shot by a hunter in central New York was a wild gray wolf, the first verified and documented case of the species south of the St.

After rumors circulated around the state about Mexican gray wolves being released in Texas, the parks and wildlife department ...

WASHINGTON— The Center for Biological Diversity filed a notice today of its intent to sue the U.S Fish and Wildlife Service for refusing to develop a national gray wolf recovery plan under the ...